Introduction: This set covers irrigation systems, water resources, organic farming, biofertilizers, composting, vermicomposting, and cropping systems like mixed cropping, intercropping, and crop rotation. These questions test understanding of water management, soil fertility, and sustainable agricultural practices.
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📘 SCIENCE
BIOLOGY | Food Resources-C
📝 Questions: 50
⏱️ Timer: 20 min
Q1. Which of the following is used as a biofertilizer in organic farming?
Q2. Dug wells collect water from where?
Q3. Irrigation mainly ensures what for crops?
Q4. Light soils are more affected by drought because they have what?
Q5. Vermi-compost is prepared using what organism?
Q6. Which provides long-term benefits for soil fertility?
Q7. River lift systems are useful when canal flow is what?
Q8. These cropping systems help mainly in controlling what?
Q9. Green manure mainly enriches the soil with which nutrients?
Q10. Composting is the process of decomposing what materials?
Q11. Fertilizers help in promoting which plant growth?
Q12. Continuous use of fertilizers can destroy what soil property?
Q13. Bringing more land under irrigation helps in what?
Q14. Green manure crops are grown at what time?
Q15. Which of the following is a source of irrigation water?
Q16. Canals usually receive water from what sources?
Q17. For optimum yields, what should be considered?
Q18. Tube wells differ from dug wells because they tap water from where?
Q19. Green manure crops are mulched by which method?
Q20. River lift systems depend on what factor?
Q21. The main role of earthworms in vermi-composting is to do what?
Q22. Neem leaves and turmeric are used as what in organic farming?
Q23. Vegetative growth includes which plant parts?
Q24. Lift irrigation is considered more rational in which areas?
Q25. Which of the following materials is used in composting?
Q26. Compost is rich in which components?
Q27. Excessive irrigation can cause fertilizers to do what?
Q28. Poor monsoons lead to what problem?
Q29. Most agriculture in India is what type?
Q30. Which plants are commonly used for green manure?
Q31. Organic farming mainly uses what inputs?
Q32. Fertilizers should be applied carefully with respect to what factors?
Q33. Composting is usually carried out where?
Q34. Fertilizers are what type of plant nutrients?
Q35. Mixed cropping, inter-cropping and crop rotation are examples of what?
Q36. Drought occurs due to what reason?
Q37. Short-term benefits in crop yield are mainly provided by what?
Q38. Drought mainly threatens which farming areas?
Q39. The main canal is divided into what for irrigation?
Q40. Water from wells is lifted for irrigation using what?
Q41. Scientists have developed crop varieties tolerant to what condition?
Q42. Excess fertilizer washed into water bodies causes what problem?
Q43. Supplying water at the right stages of crop growth helps to do what?
Q44. Fertilizers harm which beneficial component of soil?
Q45. Organic farming uses chemicals to what extent?
Q46. Fertilizers are mainly associated with which type of farming?
Q47. Organic matter in soil is replenished mainly by what?
Q48. Irrigation systems in India depend mainly on what factor?
Q49. Rain-fed agriculture depends mainly on what?
Q50. Fertilizers mainly supply which nutrients?
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